Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RH

R. Larry Howell

Chevron: 2 patents #1,772 of 4,788Top 40%
Hercules, CA: #78 of 152 inventorsTop 55%
California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,219,288 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6468417 Filtering lubricating oils to remove haze precursors Joseph A. Biscardi, Kamala Krishna, John M. Rosenbaum, Nadine L. Yenni 2002-10-22
6468418 Sorbent treating of lubricating oils to remove haze precursors Joseph A. Biscardi, Kamala Krishna, John M. Rosenbaum, Nadine L. Yenni, Krishnia Parimi 2002-10-22